Home / 1,431,108.21-2,146,651.39-366,148.56

Finding the Fourth Proportional to 1,431,108.21, 2,146,651.39 and 366,148.56

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Solution

The fourth proportional to 1,431,108.21, 2,146,651.39 and 366,148.56 is: 549,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,108.21 : 2,146,651.39 = 366,148.56 : x
  2. Step 2: Convert to fraction form
    1,431,108.21/2,146,651.39 = 366,148.56/x
  3. Step 3: Cross multiply
    1,431,108.21x = 2,146,651.39 × 366,148.56
  4. Step 4: Simplify right side
    1,431,108.21x = 785,993,323,289.04
  5. Step 5: Solve for x
    x = 785,993,323,289.04/1,431,108.21
  6. Step 6: Final answer
    x = 549,220.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.